Interesting data on Blogs
Blogads: reader survey for blog advertising.: "Last year, we got 17,159 responses. This year, 30,079 blog readers responded.
Last year, 61% of responding blog readers were over 30 years old. This year, 75% are over 30 years old.
Last year, 40% had family incomes greater than $90,000. This year, 43% exceed that figure."